Note: This article is based on the 2005 NEC. The sizing requirements for pull boxes, junction boxes, handhole enclosures, and conduit bodies exist to prevent conductor insulation damage. Those ...

It can be confusing when you go to cut in a new diffuser for an HVAC system. What size ceiling box do you use? What size grille do you use? What size should the hole be? How do you connect the sheet ...

There's a lot more to truck bed tool boxes than simply having a built-in place to store your tools — though that is their primary function. You need to think about cost, durability, and construction, ...